Flowchart for Writing Molecular Formulas of Compounds with Polyatomic Ions
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Questions and Answers

What is the correct flowchart for writing molecular formulas of compounds with polyatomic ions?

  • Not considering the charges of cation and anion
  • Using the charges of cation and anion without reversing them
  • Using cation's charge as anion's subscript and vice-versa (correct)
  • Using anion's charge as cation's subscript and vice-versa

    • Which of the following represents a Type 1 binary ionic compound?

  • NaCl (correct)
  • SO4
  • MnO4
  • CrO

    • What is the correct formula for the compound formed between calcium and nitrate?

  • CaNO3
  • Ca2NO3
  • Ca2(NO3)3
  • Ca(NO3)2 (correct)

    • Which polyatomic ion has the formula PO43-?

    <p>Phosphate</p> Signup and view all the answers

    What is the correct formula for the compound formed between aluminum and oxygen?

    <p>Al3O2</p> Signup and view all the answers

    Which of the following is an example of a peroxide compound?

    <p>(O22)-</p> Signup and view all the answers

    What is the chemical name for KNO3?

    <p>Potassium nitrate</p> Signup and view all the answers

    What is the chemical formula for carbon monoxide?

    <p>CO2</p> Signup and view all the answers

    What is the charge on chromium in the compound Cr2?

    <p>+2</p> Signup and view all the answers

    What is the name of the compound Fe3?

    <p>Ferric oxide</p> Signup and view all the answers

    What is the charge on copper in the compound Cu2?

    <p>+2</p> Signup and view all the answers

    What is the prefix for 7 in Greek numerals?

    <p>Hepta-</p> Signup and view all the answers

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